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author | Brad Bishop <bradleyb@us.ibm.com> | 2015-10-06 00:17:30 -0400 |
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committer | Brad Bishop <bradleyb@us.ibm.com> | 2015-10-06 00:18:48 -0400 |
commit | 038c66ae8cd6a3084aa300636585a1130063432b (patch) | |
tree | 1c7c095f2d0abe221b11e4a92181990bd2eff948 /meta-phosphor/classes | |
parent | 6c7915cf44c51c01a613f8a3d5e7d6bbecccadc6 (diff) | |
download | talos-openbmc-038c66ae8cd6a3084aa300636585a1130063432b.tar.gz talos-openbmc-038c66ae8cd6a3084aa300636585a1130063432b.zip |
Add kernel-cuimage class
Combined kernel / device tree kernel target emulation.
Copied from kernel-uimage.
Diffstat (limited to 'meta-phosphor/classes')
-rw-r--r-- | meta-phosphor/classes/kernel-cuimage.bbclass | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/meta-phosphor/classes/kernel-cuimage.bbclass b/meta-phosphor/classes/kernel-cuimage.bbclass new file mode 100644 index 000000000..25d8f24c3 --- /dev/null +++ b/meta-phosphor/classes/kernel-cuimage.bbclass @@ -0,0 +1,45 @@ +# Essentially kernel-uimage, but for cuImage. + +inherit kernel-uboot + +KBUILD_HAS_CUIMAGE ?= "no" + +python __anonymous () { + kerneltype = d.getVar('KERNEL_IMAGETYPE', True) + if kerneltype == 'cuImage': + depends = d.getVar("DEPENDS", True) + depends = "%s u-boot-mkimage-native" % depends + d.setVar("DEPENDS", depends) + + # Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal + # to kernel.bbclass . We override the variable here, since we need + # to build cuImage using the kernel build system if and only if + # KBUILD_HAS_CUIMAGE == yes. Otherwise, we pack compressed vmlinux into + # the cuImage . + if d.getVar("KBUILD_HAS_CUIMAGE", True) != 'yes': + d.setVar("KERNEL_IMAGETYPE_FOR_MAKE", "zImage") +} + +do_uboot_mkcimage() { + dt="arch/${ARCH}/boot/dts/${KERNEL_DEVICETREE}" + if ! test -r $dt; then + dt="" + fi + + if test "x${KERNEL_IMAGETYPE}" = "xcuImage" ; then + if test "x${KBUILD_HAS_CUIMAGE}" != "xyes" ; then + uboot_prep_kimage + cat linux.bin $dt > linux-dts.bin + ENTRYPOINT=${UBOOT_ENTRYPOINT} + if test -n "${UBOOT_ENTRYSYMBOL}"; then + ENTRYPOINT=`${HOST_PREFIX}nm ${S}/vmlinux | \ + awk '$3=="${UBOOT_ENTRYSYMBOL}" {print $1}'` + fi + + uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C "${linux_comp}" -a ${UBOOT_LOADADDRESS} -e $ENTRYPOINT -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux-dts.bin arch/${ARCH}/boot/cuImage + rm -f linux.bin linux-dts.bin + fi + fi +} + +addtask uboot_mkcimage before do_bundle_initramfs after do_compile |